31800340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11119}}^1$

素因数の和:11152

約数の個数: 48

約数和(自身を含む): 78462720

約数和(自身を除く): 46662380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 11119, 22238, 44476, 55595, 111190, 122309, 144547, 222380, 244618, 289094, 489236, 578188, 611545, 722735, 1223090, 1445470, 1590017, 2446180, 2890940, 3180034, 6360068, 7950085, 15900170, 31800340]

約数ペア:

[(1, 31800340), (2, 15900170), (4, 7950085), (5, 6360068), (10, 3180034), (11, 2890940), (13, 2446180), (20, 1590017), (22, 1445470), (26, 1223090), (44, 722735), (52, 611545), (55, 578188), (65, 489236), (110, 289094), (130, 244618), (143, 222380), (220, 144547), (260, 122309), (286, 111190), (572, 55595), (715, 44476), (1430, 22238), (2860, 11119)]